Typescript solid refactor

.github/workflows/ci.yml

@@ -0,0 +1,43 @@
+# CI pipeline for @neo-cheems/openpay
+# Runs tests against Openpay sandbox on push/PR.
+# Note: tests are integration tests that call the real Openpay sandbox API.
+# They pass against a live sandbox; rate limits or downtime may cause
+# non-deterministic failures.
+
+name: CI
+
+on:
+  push:
+    branches: [develop]
+  pull_request:
+    branches: [master]
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+
+    strategy:
+      matrix:
+        node-version: [24]
+      fail-fast: false
+
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+
+      - name: Use Node.js ${{ matrix.node-version }}
+        uses: actions/setup-node@v4
+        with:
+          node-version: ${{ matrix.node-version }}
+          cache: 'npm'
+
+      - name: Install dependencies
+        run: npm ci
+
+      - name: TypeScript build (type-check + compile)
+        run: npm run build
+
+      - name: Run tests
+        run: npm test
+        timeout-minutes: 5

.gitignore

@@ -1,5 +1,7 @@
 node_modules
 /npm-debug.log
-.settings/org.eclipse.wst.jsdt.ui.superType.container
-.settings/org.eclipse.wst.jsdt.ui.superType.name
 package-lock.json
+/lib
+/dist
+.reasonix
+.claude

.nvmrc

@@ -0,0 +1 @@
+24